Quick definitions from WordNet (prove)▸ verb:be shown or be found to be ("She proved to be right")▸ verb:establish the validity of something, as by an example, explanation or experiment▸ verb:prove formally; demonstrate by a mathematical, formal proof▸ verb:obtain probate of ("Prove a will")▸ verb:take a trial impression of▸ verb:put to the test, as for its quality, or give experimental use to▸ verb:increase in volume▸ verb:provide evidence for▸ verb:cause to puff up with a leaven
▸ Word origin